Gene Siskel and Roger Ebert also give the city two thumbs up.

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Towards the end of the 1970s, Ebert teamed up with fellow critic Gene Siskel for their TV review show, where they would give films a thumbs up or thumbs down gesture.

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In 1975, he teamed up with Gene Siskel, of rival newspaper Chicago Tribune, to launch their movie show, which became famous throughout America for its "thumbs down" and "thumbs up" system of reviewing.

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